The defender is troubled by a nerve problem in his back and could miss out on the clash with David Moyes` side.
Iron boss Ian Baraclough said: "Knowing Cliff as I do, he will do everything possible to get himself on that pitch for Saturday."
However, towering centre-back Rob Jones looks poised to return after suffering sciatic trouble in his back.
Baraclough added: "He trained on Thursday morning, seems a lot more free and comes into the reckoning for Saturday."
Yet winger Garry Thompson could miss out with a groin injury as the npower Championship strugglers seek to cause an upset against the Toffees.
Everton are without defender Phil Jagielka.
The England international missed the midweek win over Tottenham with a thigh strain and will be given further chance to recover.
Everton have no other major concerns with John Heitinga having come through his return to action from a knee problem unscathed.
Top goalscorer Tim Cahill is on international duty with Australia at the Asian Cup.
Source: DSG
